Low-cost & low-temperature curable solution-processed silica-based nanostructured antireflective coatings on CuIn1−xGaxSe2thin film solar cells

RSC Advances ◽  
2015 ◽  
Vol 5 (31) ◽  
pp. 24712-24717 ◽  
Author(s):  
Seung-Yeol Han ◽  
Changqing Pan ◽  
Dae-Hwan Kim ◽  
Chih-hung Chang

A simple, low-cost and low-temperature curable silica-based antireflective coating (ARC) deposited by a solution-based process has been investigated for Cu(In,Ga)Se2(CIGS) solar cells for the first time.

2018 ◽  
Vol 6 (19) ◽  
pp. 9132-9138 ◽  
Author(s):  
Guannan Yin ◽  
Huan Zhao ◽  
Jiangshan Feng ◽  
Jie Sun ◽  
Junqing Yan ◽  
...  

In this paper, it is demonstrated that two-dimensional TiS2 nanosheets can be applied as an effective ETL in planar PSCs for the first time.


2018 ◽  
Vol 8 (7) ◽  
pp. 1195 ◽  
Author(s):  
Yanru Chen ◽  
Xianglin Mei ◽  
Xiaolin Liu ◽  
Bin Wu ◽  
Junfeng Yang ◽  
...  

The CdTe nanocrystal (NC) is an outstanding, low-cost photovoltaic material for highly efficient solution-processed thin-film solar cells. Currently, most CdTe NC thin-film solar cells are based on CdSe, ZnO, or CdS buffer layers. In this study, a wide bandgap and Cd-free ZnSe NC is introduced for the first time as the buffer layer for all solution-processed CdTe/ZnSe NC hetero-junction thin-film solar cells with a configuration of ITO/ZnO/ZnSe/CdTe/MoOx/Au. The dependence of the thickness of the ZnSe NC film, the annealing temperature and the chemical treatment on the performance of NC solar cells are investigated and discussed in detail. We further develop a ligand-exchanging strategy that involves 1,2-ethanedithiol (EDT) during the fabrication of ZnSe NC film. An improved power conversion efficiency (PCE) of 3.58% is obtained, which is increased by 16.6% when compared to a device without the EDT treatment. We believe that using ZnSe NC as the buffer layer holds the potential for developing high-efficiency, low cost, and stable CdTe NC-based solar cells.


RSC Advances ◽  
2017 ◽  
Vol 7 (61) ◽  
pp. 38452-38457 ◽  
Author(s):  
Maowei Hu ◽  
Ze Yu ◽  
JiaJia Li ◽  
Xiaoqing Jiang ◽  
Jianbo Lai ◽  
...  

Cu9S5 nanocrystalline film is fabricated by a solution-processed method with a low temperature post-treatment at 250 °C and it is further explored as a counter electrode (CE) material in DSSCs.


Coatings ◽  
2021 ◽  
Vol 11 (6) ◽  
pp. 721
Author(s):  
Yahia F. Makableh ◽  
Hani Alzubi ◽  
Ghassan Tashtoush

The design and optimization of a nanostructured antireflective coatings for Si solar cells were performed by using response surface methodology (RSM). RSM was employed to investigate the effect on the overall optical performance of silicon solar cells coated with three different nanoparticle materials of titanium dioxide, aluminum oxide, and zinc oxide nanostructures. Central composite design was used for the optimization of the reflectance process and to study the main effects and interactions between the three process variables: nanomaterial type, the radius of nanoparticles, and wavelength of visible light. In this theoretical study, COMSOL Multiphysics was utilized to design the structures by using the wave optics module. The optical properties of the solar cell’s substrate and the three different nanomaterial types were studied. The results indicated that ZnO nanoparticles were the best antireflective coating candidate for Si, as the ZnO nanoparticles produced the lowest reflection values among the three nanomaterial types. The study reveals that the optimum conditions to reach minimum surface reflections for silicon solar cell were established by using ZnO nanoparticles with a radius of ~38 nm. On average, the reflectance reached ~5.5% along the visible spectral range, and approximately zero reflectance in the 550–600 nm range.


Rare Metals ◽  
2021 ◽  
Author(s):  
Jia-Xing Song ◽  
Xin-Xing Yin ◽  
Zai-Fang Li ◽  
Yao-Wen Li

Abstract As a promising photovoltaic technology, perovskite solar cells (pero-SCs) have developed rapidly over the past few years and the highest power conversion efficiency is beyond 25%. Nowadays, the planar structure is universally popular in pero-SCs due to the simple processing technology and low-temperature preparation. Electron transport layer (ETL) is verified to play a vital role in the device performance of planar pero-SCs. Particularly, the metal oxide (MO) ETL with low-cost, superb versatility, and excellent optoelectronic properties has been widely studied. This review mainly focuses on recent developments in the use of low-temperature-processed MO ETLs for planar pero-SCs. The optical and electronic properties of widely used MO materials of TiO2, ZnO, and SnO2, as well as the optimizations of these MO ETLs are briefly introduced. The commonly used methods for depositing MO ETLs are also discussed. Then, the applications of different MO ETLs on pero-SCs are reviewed. Finally, the challenge and future research of MO-based ETLs toward practical application of efficient planar pero-SCs are proposed. Graphical abstract


2013 ◽  
Vol 24 (48) ◽  
pp. 484010 ◽  
Author(s):  
Jun Peng ◽  
Qijun Sun ◽  
Zhichun Zhai ◽  
Jianyu Yuan ◽  
Xiaodong Huang ◽  
...  

Author(s):  
Li Zhang ◽  
Hui Li ◽  
Jing Zhuang ◽  
Yigang Luan ◽  
Sixuan Wu ◽  
...  

The low-cost material antimony trifluoride (SbF3) was doped into the commonly used tin dioxide (SnO2) for the first time, and the SbF3-doped SnO2 as an electron transport layer (ETL) was...


2017 ◽  
Vol 5 (22) ◽  
pp. 11071-11077 ◽  
Author(s):  
Jie Cao ◽  
Hui Yu ◽  
Shuang Zhou ◽  
Minchao Qin ◽  
Tsz-Ki Lau ◽  
...  

A new strategy is introduced to fabricate NiOxfilms over perovskite layers to achieve highly stable perovskite solar cells.


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